#print(200+100)


# name = input('please enter your name')
# print('hello',name)

# print(1024 * 768)

# a = 90
# if a >= 0:
# 	print(a)
# else:
# 	print(-a)

# print('''line1
# 	line2
# 	line3''')
#整数没有大小限制，浮点数也没有大小限制

# ord()
# chr()

"ABC".encode('ascii')